The Curry mss., 1919-1945, primarily consists of the letters of socialist leader Eugene Victor Debs, 1855-1926 to his secretary Mabel (Dunlap) Curry, 1868-1947.
The Ehrmann mss., 1899-1926, consists of letters to Max Ehrmann, 1872-1945, author, from Eugene Victor Debs, Frank Harris and Upton Beall Sinclair, and Mrs. A. Schember.
The Walker mss., 1912-1920, consists of the correspondence of socialist leader Eugene Victor Debs, 1855-1926, to cartoonist Ryan Walker, 1870-1932, and author Mrs. Maud Helena (Davis) Walker, (Mrs. Ryan Walker), 1870-1925.